:root{font-family:Inter,PingFang SC,Microsoft YaHei,sans-serif;color:#1e293b;background:#f5f7fb;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button{cursor:pointer;border:1px solid #e2e8f0;background:#fff;border-radius:9px;padding:8px 13px;color:#334155}button:hover{border-color:#2563eb;color:#2563eb}button:disabled{opacity:.5;cursor:not-allowed}a{color:inherit;text-decoration:none}.topbar{height:68px;background:#1e293b;color:#fff;display:flex;align-items:center;padding:0 5%;position:sticky;top:0;z-index:30;box-shadow:0 3px 14px #0f172a30}.brand{font-size:18px;display:flex;gap:10px;align-items:center}.brand span,.logo{background:linear-gradient(135deg,#2563eb,#0ea5e9);display:grid;place-items:center;color:#fff;border-radius:12px}.brand span{width:38px;height:38px}.topbar nav{display:flex;gap:8px;margin:auto}.topbar nav a,.user-actions a,.link{color:#cbd5e1;padding:9px 12px;border:0;background:transparent}.topbar a.router-link-active{color:#fff;background:#ffffff16;border-radius:8px}.user-actions{display:flex;align-items:center}.page{max-width:1440px;margin:auto;padding:34px 4% 110px}.narrow{max-width:760px}.hero{background:linear-gradient(120deg,#1e293b,#1d4ed8 60%,#0ea5e9);color:#fff;padding:30px 36px;border-radius:18px;margin-bottom:20px}.hero h1,.page-title h1{margin:0 0 8px}.hero p,.page-title p{margin:0;opacity:.75}.page-title{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}.card{background:#fff;border-radius:14px;box-shadow:0 4px 20px #0f172a0c;border:1px solid #e8edf5;padding:22px;margin-bottom:20px}.filters form{display:flex;gap:10px;margin-bottom:18px}.song-list-tools{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-bottom:18px}.song-list-tools form{display:flex;gap:8px}.compact-search{width:min(300px,48vw);flex:none}.sort-buttons{display:flex;align-items:center;flex-wrap:wrap;gap:7px}.sort-buttons button.active{background:#1e293b;border-color:#1e293b;color:#fff}.url-link{font-size:.9em}.result-count{margin-left:auto;color:#64748b}.search{flex:1}.filters input,.filters select,.create-row input,.form-card input{border:1px solid #dbe3ef;border-radius:9px;padding:11px 13px}.filter-row{display:flex;gap:8px;align-items:center;margin:10px 0;flex-wrap:wrap}.filter-row b{width:76px}.filter-row button{border-radius:18px;padding:6px 13px}.filter-row button.selected,.primary{background:#2563eb;color:#fff;border-color:#2563eb}.full{width:100%;padding:12px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:980px}th{text-align:left;color:#64748b;background:#f8fafc;font-size:13px}th,td{padding:14px 12px;border-bottom:1px solid #edf2f7}tr:hover td{background:#f8fafc}.song-name{display:flex;align-items:center;gap:12px;min-width:250px}.song-title-link,.url-link{border:0;padding:0;background:transparent;color:#2563eb;text-align:left}.url-link{max-width:300px;overflow-wrap:anywhere}.play{border:0;background:#2563eb;color:#fff;border-radius:50%;width:36px;height:36px;padding:0;flex:none}.tag{display:inline-block;font-size:11px;padding:3px 7px;border-radius:6px;margin:5px 5px 0 0}.tag.blue{background:#eff6ff;color:#2563eb}.tag.green{background:#ecfdf5;color:#059669}.tag.amber{background:#fffbeb;color:#d97706}.tag.purple{background:#f5f3ff;color:#7c3aed}.pagination{display:flex;justify-content:center;gap:16px;align-items:center;margin-top:20px}.page-input{width:56px;padding:7px 8px;border:1px solid #dbe3ef;border-radius:9px;text-align:center}.empty{text-align:center;color:#94a3b8;padding:45px}.folder-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.folder-card{background:#fff;border-radius:14px;border:1px solid #e5eaf2;box-shadow:0 5px 22px #0f172a0b;overflow:hidden}.folder-card>a{display:block;padding:25px}.folder-card-heading,.page-actions{display:flex;align-items:center;justify-content:space-between;gap:10px}.folder-order{color:#64748b;font-size:12px}.folder-card footer{display:flex;border-top:1px solid #edf2f7;padding:12px;gap:8px}.folder-icon{width:48px;height:48px;border-radius:14px;background:#eff6ff;color:#2563eb;display:grid;place-items:center;font-size:24px}.danger{color:#ef4444}.create-row{display:flex;gap:10px}.create-row input{flex:1}.hot-card{margin-bottom:24px}.hot-nav{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 20px}.hot-nav button{min-height:44px;border-radius:22px;padding:8px 18px;font-weight:600}.hot-nav button.selected{color:#fff;background:#2563eb;border-color:#2563eb}.wide-button{display:block;margin:18px auto 0}.modal{position:fixed;inset:0;background:#0f172a66;z-index:80;display:grid;place-items:center;padding:20px}.dialog{background:#fff;border-radius:16px;width:min(520px,94vw);padding:24px;max-height:80vh;overflow:auto;box-shadow:0 24px 70px #0f172a45}.radio{display:block;border:1px solid #e5eaf2;border-radius:10px;padding:12px;margin:8px 0}.radio input{margin-right:10px}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.toast{position:fixed;right:25px;bottom:95px;background:#0f172a;color:#fff;border-radius:10px;padding:13px 18px;z-index:90}.notification-list{padding:0;overflow:hidden}.notification-list>button{width:100%;border:0;border-bottom:1px solid #edf2f7;border-radius:0;padding:18px 22px;display:flex;text-align:left;align-items:center;gap:14px}.notification-list button.unread{background:#eff6ff}.notification-list button div{flex:1}.notice-icon{width:36px;height:36px;border-radius:50%;background:#dbeafe;color:#2563eb;display:grid;place-items:center}.notice-dialog{width:min(760px,94vw);padding:0}.notice-dialog header,.notice-dialog footer{padding:18px 24px;border-bottom:1px solid #edf2f7;display:flex;justify-content:space-between}.notice-dialog footer{border:0;border-top:1px solid #edf2f7;color:#64748b}.rich-text{padding:24px;max-height:55vh;overflow:auto}.profile-card{text-align:center}.avatar{width:82px;height:82px;border-radius:50%;background:linear-gradient(135deg,#2563eb,#0ea5e9);color:#fff;font-size:30px;display:grid;place-items:center;margin:auto}.form-card label{display:block;margin:15px 0}.form-card input{display:block;width:100%;margin-top:7px}.form-card small{color:#94a3b8}.error{color:#dc2626}.success{color:#059669}.login-page{min-height:100vh;display:grid;grid-template-columns:55% 45%;position:relative}.promo{background:linear-gradient(135deg,#1e293b,#1d4ed8 55%,#0ea5e9);background-size:cover;background-position:center;color:#fff;display:flex;align-items:center;padding:10%;position:relative}.promo:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#0f172a66,transparent)}.promo>div{position:relative;z-index:1}.promo-contact,.icp{display:block;margin-top:16px;color:#e2e8f0}.icp{font-size:12px;opacity:.8;position:absolute;left:0;right:0;bottom:24px;margin-top:0;text-align:center}.login-page>.icp{color:#fff}.contact-qr{display:block;width:88px;height:88px;object-fit:contain;margin-top:12px;border-radius:6px;background:#fff;padding:4px}.promo h1{font-size:28px}.promo h2{font-size:42px;max-width:560px}.login-panel{display:grid;place-items:center;background:#fff}.login-card{width:min(380px,80%)}.login-card>.logo{width:60px;height:60px;font-size:28px}.login-card label{display:block;margin:20px 0}.login-card input{width:100%;display:block;padding:13px;border:1px solid #dbe3ef;border-radius:10px;margin-top:8px}.login-card .remember input{width:auto;display:inline-block;margin:0 6px 0 0;padding:0}@media(max-width:768px){.promo{display:none}.login-page{grid-template-columns:1fr}.topbar{height:auto;padding:12px 16px;flex-wrap:wrap}.topbar nav{order:3;width:100%;overflow:auto;margin-top:10px}.topbar nav a{white-space:nowrap}.user-actions{margin-left:auto}.page{padding:24px 14px 110px}.hero{padding:24px}.folder-grid{grid-template-columns:1fr}.filters form{flex-wrap:wrap}.song-list-tools,.song-list-tools form{align-items:stretch}.compact-search{width:100%}.result-count{margin-left:0;width:100%}.search{min-width:100%}.filter-row b{width:100%}.page-title{align-items:flex-start;gap:12px}.promo h2{font-size:28px}}